Home / 63,409.46-87,507.81-35,115.14

Finding the Fourth Proportional to 63,409.46, 87,507.81 and 35,115.14

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Solution

The fourth proportional to 63,409.46, 87,507.81 and 35,115.14 is: 48,460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,409.46 : 87,507.81 = 35,115.14 : x
  2. Step 2: Convert to fraction form
    63,409.46/87,507.81 = 35,115.14/x
  3. Step 3: Cross multiply
    63,409.46x = 87,507.81 × 35,115.14
  4. Step 4: Simplify right side
    63,409.46x = 3,072,849,218.01
  5. Step 5: Solve for x
    x = 3,072,849,218.01/63,409.46
  6. Step 6: Final answer
    x = 48,460.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.